/* ============================================================
   LANDING — Calificación de consultas con IA + supervisión humana
   Sistema de diseño
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --bg:            #0B0E14;
  --surface:       #141924;
  --surface-2:     #1B2130;
  --text:          #E8EAED;
  --text-dim:      #8B93A7;
  --border:        rgba(139, 147, 167, 0.16);

  /* Acento frío = capa automatizada / IA */
  --cool:          #3DDBD9;
  /* Acento cálido = supervisión humana / cierre */
  --warm:          #FF9F5A;

  /* Acento "vivo": lo interpola script.js según el scroll global.
     Arranca en frío. */
  --accent:        #3DDBD9;
  --accent-soft:   rgba(61, 219, 217, 0.14);

  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  --maxw: 1120px;
  --maxw-narrow: 760px;
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
strong { color: var(--text); font-weight: 600; }
s { color: var(--text-dim); }

/* ============================================================
   FONDO DINÁMICO
   ============================================================ */
#bg-graph {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4; /* sutil: apoya la lectura, no compite */
}

/* viñeta suave para que el texto respire sobre el grafo */
.bg-vignette {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 40%, transparent 0%, rgba(11, 14, 20, 0.35) 55%, rgba(11, 14, 20, 0.82) 100%);
}

/* todo el contenido va por encima del canvas */
main, .footer { position: relative; z-index: 2; }
/* el nav es sticky: tiene que quedar por encima de las secciones que
   scrollean por debajo suyo, si no sus clics quedan tapados */
.nav { position: relative; z-index: 20; }

/* ============================================================
   LAYOUT
   ============================================================ */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 22px;
}
.wrap--narrow { max-width: var(--maxw-narrow); }

.section {
  padding-block: clamp(72px, 12vw, 140px);
}
.section--alt { background: rgba(20, 25, 36, 0.72); backdrop-filter: blur(2px); }

.section__head { max-width: 640px; margin-bottom: clamp(38px, 6vw, 64px); }
.section__head h2 { margin-top: 10px; }
.section__head--center { text-align: center; margin-inline: auto; }
.section__lead { color: var(--text-dim); margin-top: 14px; }

/* ============================================================
   TIPOGRAFÍA
   ============================================================ */
h1, h2, h3 { font-family: var(--font-head); font-weight: 700; line-height: 1.12; letter-spacing: -0.02em; color: var(--text); }
h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); font-weight: 600; }
h3 { font-size: 1.18rem; font-weight: 600; letter-spacing: -0.01em; }

.eyebrow {
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow[data-accent="cool"] { color: var(--cool); }
.eyebrow[data-accent="warm"] { color: var(--warm); }

/* Énfasis sobrio: texto en blanco + subrayado fino con el acento vivo
   (el color del subrayado sigue la transición frío->cálido del scroll). */
.grad-text {
  color: var(--text);
  background: linear-gradient(var(--accent), var(--accent)) left 100% / 100% 2px no-repeat;
  padding-bottom: 3px;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 22px;
  background: rgba(11, 14, 20, 0.72);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav__brand { display: flex; align-items: center; gap: 8px; font-family: var(--font-head); font-weight: 700; letter-spacing: -0.02em; }
.nav__logo { height: 26px; width: auto; display: block; }
/* Fijo en cyan: si usara --accent, el punto viraría a ámbar con el scroll
   (el nav es sticky y el footer está al final), y quedaba distinto arriba
   y abajo. Mismo color en header y footer. */
.nav__dot { color: var(--cool); }
.nav__links { display: none; gap: 22px; margin-left: auto; font-size: 0.95rem; }
.nav__links a { color: var(--text-dim); transition: color 0.2s; }
.nav__links a:hover { color: var(--text); }
.nav .btn--sm { margin-left: auto; }

@media (min-width: 860px) {
  .nav__links { display: flex; }
  .nav .btn--sm { margin-left: 0; }
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  --glow: rgba(255, 159, 90, 0.30);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--warm);
  color: #1a1204;
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.25s var(--ease), background 0.2s;
  will-change: transform;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 26px -12px var(--glow); /* glow leve, no protagonista */
}
.btn--sm { padding: 9px 16px; font-size: 0.88rem; }
.btn--lg { padding: 16px 30px; font-size: 1.05rem; }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { border-color: var(--accent); box-shadow: none; background: var(--accent-soft); }

.btn--cta {
  background: var(--warm);
  color: #1a1204;
  font-size: 1.12rem;
  padding: 18px 40px;
}

/* ============================================================
   REVEAL (estado inicial; GSAP anima a visible)
   ============================================================ */
.reveal { opacity: 0; transform: translateY(24px); }
.no-gsap .reveal { opacity: 1; transform: none; }

/* ============================================================
   1. HERO
   ============================================================ */
.section--hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 120px 80px;
}
.hero__inner { text-align: center; }
.hero__title { margin: 18px auto 0; max-width: 16ch; }
.hero__sub {
  margin: 22px auto 0;
  max-width: 56ch;
  color: var(--text-dim);
  font-size: 1.1rem;
}
.hero__actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.hero__note { margin-top: 20px; font-size: 0.9rem; color: var(--text-dim); }

.scroll-hint {
  margin: 60px auto 0;
  width: 26px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 999px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}
.scroll-hint span {
  width: 3px; height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollpulse 1.8s var(--ease) infinite;
}
@keyframes scrollpulse {
  0%   { opacity: 0; transform: translateY(-4px); }
  40%  { opacity: 1; }
  100% { opacity: 0; transform: translateY(12px); }
}

/* ============================================================
   CARDS grid
   ============================================================ */
.cards { display: grid; gap: 20px; }
.cards--3 { grid-template-columns: 1fr; }
.cards--2 { grid-template-columns: 1fr; }
@media (min-width: 780px) { .cards--3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 700px) { .cards--2 { grid-template-columns: repeat(2, 1fr); } }

/* ---------- 2. ¿Te pasa esto? — síntomas ---------- */
.pain-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  position: relative;
  padding-left: 56px;
}
/* marca de "check" sobria: cuadrito con el acento vivo */
.pain-card::before {
  content: "";
  position: absolute;
  left: 24px; top: 30px;
  width: 12px; height: 12px;
  border-radius: 4px;
  background: var(--cool);
}
.pain-card h3 { margin-bottom: 6px; }
.pain-card p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Métricas (sección "Casos", hoy fuera de la página.
   Se conserva para cuando haya datos reales del piloto) ---------- */
.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.metric-card__label { font-size: 0.9rem; color: var(--text-dim); }
.metric-card__value {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2.4rem, 7vw, 3.2rem);
  line-height: 1;
  margin: 12px 0 10px;
  color: var(--cool);
}
.metric-card__delta { font-size: 0.9rem; }
.metric-card__delta--good strong { color: var(--warm); }
.metric-card__ctx { margin-top: 14px; font-size: 0.92rem; color: var(--text-dim); }

/* ============================================================
   3. OFERTA
   ============================================================ */
.phases {
  list-style: none;
  display: grid;
  gap: 18px;
  margin-bottom: 40px;
  counter-reset: none;
}
@media (min-width: 780px) { .phases { grid-template-columns: repeat(3, 1fr); } }

.phase {
  position: relative;
  padding: 26px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.phase__num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.phase h3 { margin: 8px 0 4px; }
.phase__tag {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 10px;
  font-size: 0.9rem;
}
.phase__tag--free {
  display: inline-block;
  color: var(--warm);
  border: 1px solid rgba(255, 159, 90, 0.4);
  border-radius: 999px;
  padding: 3px 12px;
}
.phase p:last-child { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Tiers de retenedor ---------- */
.tiers { align-items: start; }
.price-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
}
.price-card--featured {
  border-color: rgba(255, 159, 90, 0.55);
  background: linear-gradient(180deg, rgba(255, 159, 90, 0.05), var(--surface) 55%);
  box-shadow: 0 16px 44px -30px rgba(0, 0, 0, 0.7);
}
@media (min-width: 780px) { .price-card--featured { transform: translateY(-14px); } }

.price-card__badge {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #1a1204;
  background: var(--warm);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.price-card__name { margin-bottom: 4px; }
.price-card__note {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-bottom: 18px;
}
.price-card__list { list-style: none; display: grid; gap: 10px; }
.price-card__list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.94rem;
  color: var(--text-dim);
}
.price-card__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 9px; height: 9px;
  border-radius: 3px;
  background: var(--accent);
}

/* CTA al pie de la sección oferta — refuerza "agendá la llamada" */
.oferta__cta {
  margin-top: 40px;
  text-align: center;
  display: grid;
  gap: 20px;
  justify-items: center;
}
.oferta__cta p { max-width: 52ch; color: var(--text-dim); font-size: 0.98rem; }

/* ============================================================
   4. METODOLOGÍA — timeline
   ============================================================ */
.timeline { position: relative; }

.timeline__line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 4px;
  overflow: visible;
  display: none;
}
.timeline__line-bg { stroke: var(--border); stroke-width: 2; }
.timeline__line-fg {
  stroke: var(--accent);
  stroke-width: 2;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000; /* GSAP anima a 0 según scroll */
}

.timeline__steps {
  list-style: none;
  display: grid;
  gap: 26px;
  counter-reset: step;
}
.timeline__step {
  position: relative;
  padding-left: 66px;
  min-height: 48px;
  counter-increment: step;
}
.timeline__step p { color: var(--text-dim); font-size: 0.95rem; margin-top: 4px; }

.timeline__icon {
  position: absolute;
  left: 0; top: 0;
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--accent);
}
.timeline__icon svg { width: 22px; height: 22px; }

/* Desktop: horizontal */
@media (min-width: 900px) {
  .timeline { padding-top: 70px; }
  .timeline__line { display: block; top: 23px; }
  .timeline__steps { grid-template-columns: repeat(4, 1fr); gap: 22px; }
  .timeline__step { padding-left: 0; padding-top: 62px; }
  .timeline__icon { left: 0; top: 0; }
}

/* ============================================================
   5. SOBRE MÍ
   ============================================================ */
.about { display: grid; gap: 34px; }
@media (min-width: 820px) {
  .about { max-width: 980px; grid-template-columns: 360px 1fr; gap: 56px; align-items: center; }
}
.about__portrait {
  width: 180px;
  aspect-ratio: 1;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border);
}
@media (min-width: 820px) { .about__portrait { width: 100%; } }
.about__portrait-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about__body h2 { margin: 10px 0 18px; }
.about__body p { color: var(--text-dim); margin-bottom: 14px; }
.about__facts { list-style: none; display: grid; gap: 10px; margin-top: 22px; }
.about__facts li {
  padding-left: 22px;
  position: relative;
  font-size: 0.95rem;
  color: var(--text-dim);
}
.about__facts li::before {
  content: "";
  position: absolute; left: 0; top: 0.6em;
  width: 9px; height: 9px; border-radius: 3px;
  background: var(--warm);
}

/* ============================================================
   6. CTA FINAL
   ============================================================ */
.section--cta { text-align: center; padding-block: clamp(90px, 14vw, 170px); }
.cta__inner h2 { max-width: 20ch; margin-inline: auto; }
.cta__inner p { color: var(--text-dim); margin: 18px auto 34px; max-width: 46ch; }
.cta__fine { margin-top: 18px; font-size: 0.88rem; }

/* ============================================================
   6. FAQ — acordeón nativo con <details>, sin JS
   ============================================================ */
.faq { display: grid; gap: 12px; }

.faq__item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq__item[open] { border-color: var(--accent-soft); }
.faq__item:hover { border-color: rgba(139, 147, 167, 0.3); }

.faq__q {
  list-style: none;               /* saca el triángulo por defecto */
  cursor: pointer;
  display: block;
  position: relative;
  padding: 20px 52px 20px 22px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.02rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text);
}
.faq__q::-webkit-details-marker { display: none; }   /* Safari */

/* signo + que rota a × al abrir */
.faq__q::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 24px;
  width: 14px; height: 14px;
  background:
    linear-gradient(var(--accent), var(--accent)) center / 14px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) center / 2px 14px no-repeat;
  transition: transform 0.25s var(--ease);
}
.faq__item[open] .faq__q::after { transform: rotate(135deg); }

.faq__a { padding: 0 22px 22px; }
.faq__a p { color: var(--text-dim); font-size: 0.96rem; max-width: 62ch; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding-block: 54px;
}
.footer__inner { display: grid; gap: 10px; text-align: center; }
.footer__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
}
.footer__logo { height: 30px; width: auto; }
.footer__disc { color: var(--text-dim); font-size: 0.85rem; max-width: 52ch; margin: 8px auto 0; }
.footer__copy { color: var(--text-dim); font-size: 0.82rem; }

/* ============================================================
   MOBILE — todo el contenido centrado
   ============================================================ */
/* Criterio: se centra lo corto (eyebrows, títulos, textos de 1 a 3 líneas)
   y se deja a la izquierda el cuerpo largo. Centrar un párrafo de 5+ líneas
   mueve el inicio de cada renglón y obliga al ojo a buscarlo: en mobile,
   donde las líneas son cortas y hay muchos saltos, se nota mucho. */
@media (max-width: 819px) {
  .section__head { text-align: center; margin-inline: auto; }
  .section__lead { margin-left: auto; margin-right: auto; }

  .metric-card { text-align: center; }
  .phase { text-align: center; }

  /* síntomas: la marca pasa a ser un bloque centrado arriba del título */
  .pain-card { padding-left: 24px; text-align: center; }
  .pain-card::before { position: static; display: block; margin: 0 auto 12px; }

  /* FAQ: pregunta centrada (1-2 líneas); la respuesta es larga y va a la
     izquierda. El +/× sigue absoluto a la derecha, así que se compensa el
     padding izquierdo para que la pregunta quede ópticamente al centro. */
  .faq__q { text-align: center; padding-left: 52px; }

  .timeline__step { padding-left: 0; padding-top: 60px; text-align: center; }
  .timeline__icon { left: 50%; transform: translateX(-50%); }

  /* Sobre mí: foto y encabezado centrados; párrafo y lista a la izquierda.
     La lista recupera sus viñetas, que son lo que la hace escaneable como
     cuatro puntos y no como un bloque más de texto. */
  .about__portrait { justify-self: center; }
  .about__body .eyebrow,
  .about__body h2 { text-align: center; }
}

/* ============================================================
   Accesibilidad
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .scroll-hint span { animation: none; }
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }